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ruby--ruby/test/pathname/test_pathname.rb
akr e94e674d0e * lib/pathname.rb (Pathname#realdirpath): new method.
[ruby-dev:36290]



git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@21904 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
2009-01-30 12:50:55 +00:00

597 lines
20 KiB
Ruby

#!/usr/bin/env ruby
require 'test/unit'
require 'pathname'
require 'fileutils'
require 'tmpdir'
require 'enumerator'
class TestPathname < Test::Unit::TestCase
def self.define_assertion(name, &block)
@defassert_num ||= {}
@defassert_num[name] ||= 0
@defassert_num[name] += 1
define_method("test_#{name}_#{@defassert_num[name]}", &block)
end
def self.defassert(name, result, *args)
define_assertion(name) {
assert_equal(result, self.send(name, *args), "#{name}(#{args.map {|a| a.inspect }.join(', ')})")
}
end
DOSISH = File::ALT_SEPARATOR != nil
DOSISH_DRIVE_LETTER = File.dirname("A:") == "A:."
DOSISH_UNC = File.dirname("//") == "//"
def cleanpath_aggressive(path)
Pathname.new(path).cleanpath.to_s
end
defassert(:cleanpath_aggressive, '/', '/')
defassert(:cleanpath_aggressive, '.', '')
defassert(:cleanpath_aggressive, '.', '.')
defassert(:cleanpath_aggressive, '..', '..')
defassert(:cleanpath_aggressive, 'a', 'a')
defassert(:cleanpath_aggressive, '/', '/.')
defassert(:cleanpath_aggressive, '/', '/..')
defassert(:cleanpath_aggressive, '/a', '/a')
defassert(:cleanpath_aggressive, '.', './')
defassert(:cleanpath_aggressive, '..', '../')
defassert(:cleanpath_aggressive, 'a', 'a/')
defassert(:cleanpath_aggressive, 'a/b', 'a//b')
defassert(:cleanpath_aggressive, 'a', 'a/.')
defassert(:cleanpath_aggressive, 'a', 'a/./')
defassert(:cleanpath_aggressive, '.', 'a/..')
defassert(:cleanpath_aggressive, '.', 'a/../')
defassert(:cleanpath_aggressive, '/a', '/a/.')
defassert(:cleanpath_aggressive, '..', './..')
defassert(:cleanpath_aggressive, '..', '../.')
defassert(:cleanpath_aggressive, '..', './../')
defassert(:cleanpath_aggressive, '..', '.././')
defassert(:cleanpath_aggressive, '/', '/./..')
defassert(:cleanpath_aggressive, '/', '/../.')
defassert(:cleanpath_aggressive, '/', '/./../')
defassert(:cleanpath_aggressive, '/', '/.././')
defassert(:cleanpath_aggressive, 'a/b/c', 'a/b/c')
defassert(:cleanpath_aggressive, 'b/c', './b/c')
defassert(:cleanpath_aggressive, 'a/c', 'a/./c')
defassert(:cleanpath_aggressive, 'a/b', 'a/b/.')
defassert(:cleanpath_aggressive, '.', 'a/../.')
defassert(:cleanpath_aggressive, '/a', '/../.././../a')
defassert(:cleanpath_aggressive, '../../d', 'a/b/../../../../c/../d')
if DOSISH_UNC
defassert(:cleanpath_aggressive, '//a/b/c', '//a/b/c/')
else
defassert(:cleanpath_aggressive, '/', '///')
defassert(:cleanpath_aggressive, '/a', '///a')
defassert(:cleanpath_aggressive, '/', '///..')
defassert(:cleanpath_aggressive, '/', '///.')
defassert(:cleanpath_aggressive, '/', '///a/../..')
end
def cleanpath_conservative(path)
Pathname.new(path).cleanpath(true).to_s
end
defassert(:cleanpath_conservative, '/', '/')
defassert(:cleanpath_conservative, '.', '')
defassert(:cleanpath_conservative, '.', '.')
defassert(:cleanpath_conservative, '..', '..')
defassert(:cleanpath_conservative, 'a', 'a')
defassert(:cleanpath_conservative, '/', '/.')
defassert(:cleanpath_conservative, '/', '/..')
defassert(:cleanpath_conservative, '/a', '/a')
defassert(:cleanpath_conservative, '.', './')
defassert(:cleanpath_conservative, '..', '../')
defassert(:cleanpath_conservative, 'a/', 'a/')
defassert(:cleanpath_conservative, 'a/b', 'a//b')
defassert(:cleanpath_conservative, 'a/.', 'a/.')
defassert(:cleanpath_conservative, 'a/.', 'a/./')
defassert(:cleanpath_conservative, 'a/..', 'a/../')
defassert(:cleanpath_conservative, '/a/.', '/a/.')
defassert(:cleanpath_conservative, '..', './..')
defassert(:cleanpath_conservative, '..', '../.')
defassert(:cleanpath_conservative, '..', './../')
defassert(:cleanpath_conservative, '..', '.././')
defassert(:cleanpath_conservative, '/', '/./..')
defassert(:cleanpath_conservative, '/', '/../.')
defassert(:cleanpath_conservative, '/', '/./../')
defassert(:cleanpath_conservative, '/', '/.././')
defassert(:cleanpath_conservative, 'a/b/c', 'a/b/c')
defassert(:cleanpath_conservative, 'b/c', './b/c')
defassert(:cleanpath_conservative, 'a/c', 'a/./c')
defassert(:cleanpath_conservative, 'a/b/.', 'a/b/.')
defassert(:cleanpath_conservative, 'a/..', 'a/../.')
defassert(:cleanpath_conservative, '/a', '/../.././../a')
defassert(:cleanpath_conservative, 'a/b/../../../../c/../d', 'a/b/../../../../c/../d')
if DOSISH_UNC
defassert(:cleanpath_conservative, '//', '//')
else
defassert(:cleanpath_conservative, '/', '//')
end
# has_trailing_separator?(path) -> bool
def has_trailing_separator?(path)
Pathname.allocate.__send__(:has_trailing_separator?, path)
end
defassert(:has_trailing_separator?, false, "/")
defassert(:has_trailing_separator?, false, "///")
defassert(:has_trailing_separator?, false, "a")
defassert(:has_trailing_separator?, true, "a/")
def add_trailing_separator(path)
Pathname.allocate.__send__(:add_trailing_separator, path)
end
def del_trailing_separator(path)
Pathname.allocate.__send__(:del_trailing_separator, path)
end
defassert(:del_trailing_separator, "/", "/")
defassert(:del_trailing_separator, "/a", "/a")
defassert(:del_trailing_separator, "/a", "/a/")
defassert(:del_trailing_separator, "/a", "/a//")
defassert(:del_trailing_separator, ".", ".")
defassert(:del_trailing_separator, ".", "./")
defassert(:del_trailing_separator, ".", ".//")
if DOSISH_DRIVE_LETTER
defassert(:del_trailing_separator, "A:", "A:")
defassert(:del_trailing_separator, "A:/", "A:/")
defassert(:del_trailing_separator, "A:/", "A://")
defassert(:del_trailing_separator, "A:.", "A:.")
defassert(:del_trailing_separator, "A:.", "A:./")
defassert(:del_trailing_separator, "A:.", "A:.//")
end
if DOSISH_UNC
defassert(:del_trailing_separator, "//", "//")
defassert(:del_trailing_separator, "//a", "//a")
defassert(:del_trailing_separator, "//a", "//a/")
defassert(:del_trailing_separator, "//a", "//a//")
defassert(:del_trailing_separator, "//a/b", "//a/b")
defassert(:del_trailing_separator, "//a/b", "//a/b/")
defassert(:del_trailing_separator, "//a/b", "//a/b//")
defassert(:del_trailing_separator, "//a/b/c", "//a/b/c")
defassert(:del_trailing_separator, "//a/b/c", "//a/b/c/")
defassert(:del_trailing_separator, "//a/b/c", "//a/b/c//")
else
defassert(:del_trailing_separator, "/", "///")
defassert(:del_trailing_separator, "///a", "///a/")
end
if DOSISH
defassert(:del_trailing_separator, "a", "a\\")
require 'Win32API'
if Win32API.new('kernel32', 'GetACP', nil, 'L').call == 932
defassert(:del_trailing_separator, "\225\\", "\225\\\\") # SJIS
end
end
def plus(path1, path2) # -> path
(Pathname.new(path1) + Pathname.new(path2)).to_s
end
defassert(:plus, '/', '/', '/')
defassert(:plus, 'a/b', 'a', 'b')
defassert(:plus, 'a', 'a', '.')
defassert(:plus, 'b', '.', 'b')
defassert(:plus, '.', '.', '.')
defassert(:plus, '/b', 'a', '/b')
defassert(:plus, '/', '/', '..')
defassert(:plus, '.', 'a', '..')
defassert(:plus, 'a', 'a/b', '..')
defassert(:plus, '../..', '..', '..')
defassert(:plus, '/c', '/', '../c')
defassert(:plus, 'c', 'a', '../c')
defassert(:plus, 'a/c', 'a/b', '../c')
defassert(:plus, '../../c', '..', '../c')
defassert(:plus, 'a//b/d//e', 'a//b/c', '../d//e')
def relative?(path)
Pathname.new(path).relative?
end
defassert(:relative?, false, '/')
defassert(:relative?, false, '/a')
defassert(:relative?, false, '/..')
defassert(:relative?, true, 'a')
defassert(:relative?, true, 'a/b')
if DOSISH_DRIVE_LETTER
defassert(:relative?, false, 'A:')
defassert(:relative?, false, 'A:/')
defassert(:relative?, false, 'A:/a')
end
if File.dirname('//') == '//'
defassert(:relative?, false, '//')
defassert(:relative?, false, '//a')
defassert(:relative?, false, '//a/')
defassert(:relative?, false, '//a/b')
defassert(:relative?, false, '//a/b/')
defassert(:relative?, false, '//a/b/c')
end
def relative_path_from(dest_directory, base_directory)
Pathname.new(dest_directory).relative_path_from(Pathname.new(base_directory)).to_s
end
defassert(:relative_path_from, "../a", "a", "b")
defassert(:relative_path_from, "../a", "a", "b/")
defassert(:relative_path_from, "../a", "a/", "b")
defassert(:relative_path_from, "../a", "a/", "b/")
defassert(:relative_path_from, "../a", "/a", "/b")
defassert(:relative_path_from, "../a", "/a", "/b/")
defassert(:relative_path_from, "../a", "/a/", "/b")
defassert(:relative_path_from, "../a", "/a/", "/b/")
defassert(:relative_path_from, "../b", "a/b", "a/c")
defassert(:relative_path_from, "../a", "../a", "../b")
defassert(:relative_path_from, "a", "a", ".")
defassert(:relative_path_from, "..", ".", "a")
defassert(:relative_path_from, ".", ".", ".")
defassert(:relative_path_from, ".", "..", "..")
defassert(:relative_path_from, "..", "..", ".")
defassert(:relative_path_from, "c/d", "/a/b/c/d", "/a/b")
defassert(:relative_path_from, "../..", "/a/b", "/a/b/c/d")
defassert(:relative_path_from, "../../../../e", "/e", "/a/b/c/d")
defassert(:relative_path_from, "../b/c", "a/b/c", "a/d")
defassert(:relative_path_from, "../a", "/../a", "/b")
defassert(:relative_path_from, "../../a", "../a", "b")
defassert(:relative_path_from, ".", "/a/../../b", "/b")
defassert(:relative_path_from, "..", "a/..", "a")
defassert(:relative_path_from, ".", "a/../b", "b")
defassert(:relative_path_from, "a", "a", "b/..")
defassert(:relative_path_from, "b/c", "b/c", "b/..")
def self.defassert_raise(name, exc, *args)
define_assertion(name) {
message = "#{name}(#{args.map {|a| a.inspect }.join(', ')})"
assert_raise(exc, message) { self.send(name, *args) }
}
end
defassert_raise(:relative_path_from, ArgumentError, "/", ".")
defassert_raise(:relative_path_from, ArgumentError, ".", "/")
defassert_raise(:relative_path_from, ArgumentError, "a", "..")
defassert_raise(:relative_path_from, ArgumentError, ".", "..")
def with_tmpchdir(base=nil)
Dir.mktmpdir(base) {|d|
d = Pathname.new(d).realpath.to_s
Dir.chdir(d) {
yield d
}
}
end
def has_symlink?
begin
File.symlink(nil, nil)
rescue NotImplementedError
return false
rescue TypeError
end
return true
end
def realpath(path)
Pathname.new(path).realpath.to_s
end
def test_realpath
return if !has_symlink?
with_tmpchdir('rubytest-pathname') {|dir|
assert_raise(Errno::ENOENT) { realpath("#{dir}/not-exist") }
File.symlink("not-exist-target", "#{dir}/not-exist")
assert_raise(Errno::ENOENT) { realpath("#{dir}/not-exist") }
File.symlink("loop", "#{dir}/loop")
assert_raise(Errno::ELOOP) { realpath("#{dir}/loop") }
File.symlink("../#{File.basename(dir)}/./not-exist-target", "#{dir}/not-exist2")
assert_raise(Errno::ENOENT) { realpath("#{dir}/not-exist2") }
File.open("#{dir}/exist-target", "w") {}
File.symlink("../#{File.basename(dir)}/./exist-target", "#{dir}/exist2")
assert_nothing_raised { realpath("#{dir}/exist2") }
File.symlink("loop-relative", "loop-relative")
assert_raise(Errno::ELOOP) { realpath("#{dir}/loop-relative") }
Dir.mkdir("exist")
assert_equal("#{dir}/exist", realpath("exist"))
File.symlink("loop1/loop1", "loop1")
assert_raise(Errno::ELOOP) { realpath("#{dir}/loop1") }
File.symlink("loop2", "loop3")
File.symlink("loop3", "loop2")
assert_raise(Errno::ELOOP) { realpath("#{dir}/loop2") }
Dir.mkdir("b")
File.symlink("b", "c")
assert_equal("#{dir}/b", realpath("c"))
assert_equal("#{dir}/b", realpath("c/../c"))
assert_equal("#{dir}/b", realpath("c/../c/../c/."))
File.symlink("..", "b/d")
assert_equal("#{dir}/b", realpath("c/d/c/d/c"))
File.symlink("#{dir}/b", "e")
assert_equal("#{dir}/b", realpath("e"))
Dir.mkdir("f")
Dir.mkdir("f/g")
File.symlink("f/g", "h")
assert_equal("#{dir}/f/g", realpath("h"))
File.chmod(0000, "f")
assert_raise(Errno::EACCES) { realpath("h") }
File.chmod(0755, "f")
}
end
def realdirpath(path)
Pathname.new(path).realdirpath.to_s
end
def test_realdirpath
return if !has_symlink?
Dir.mktmpdir('rubytest-pathname') {|dir|
rdir = realpath(dir)
assert_equal("#{rdir}/not-exist", realdirpath("#{dir}/not-exist"))
assert_raise(Errno::ENOENT) { realdirpath("#{dir}/not-exist/not-exist-child") }
File.symlink("not-exist-target", "#{dir}/not-exist")
assert_equal("#{rdir}/not-exist-target", realdirpath("#{dir}/not-exist"))
File.symlink("../#{File.basename(dir)}/./not-exist-target", "#{dir}/not-exist2")
assert_equal("#{rdir}/not-exist-target", realdirpath("#{dir}/not-exist2"))
File.open("#{dir}/exist-target", "w") {}
File.symlink("../#{File.basename(dir)}/./exist-target", "#{dir}/exist")
assert_equal("#{rdir}/exist-target", realdirpath("#{dir}/exist"))
File.symlink("loop", "#{dir}/loop")
assert_raise(Errno::ELOOP) { realdirpath("#{dir}/loop") }
}
end
def descend(path)
Pathname.new(path).enum_for(:descend).map {|v| v.to_s }
end
defassert(:descend, %w[/ /a /a/b /a/b/c], "/a/b/c")
defassert(:descend, %w[a a/b a/b/c], "a/b/c")
defassert(:descend, %w[. ./a ./a/b ./a/b/c], "./a/b/c")
defassert(:descend, %w[a/], "a/")
def ascend(path)
Pathname.new(path).enum_for(:ascend).map {|v| v.to_s }
end
defassert(:ascend, %w[/a/b/c /a/b /a /], "/a/b/c")
defassert(:ascend, %w[a/b/c a/b a], "a/b/c")
defassert(:ascend, %w[./a/b/c ./a/b ./a .], "./a/b/c")
defassert(:ascend, %w[a/], "a/")
def test_initialize
p1 = Pathname.new('a')
assert_equal('a', p1.to_s)
p2 = Pathname.new(p1)
assert_equal(p1, p2)
end
def test_initialize_nul
assert_raise(ArgumentError) { Pathname.new("a\0") }
end
class AnotherStringLike # :nodoc:
def initialize(s) @s = s end
def to_str() @s end
def ==(other) @s == other end
end
def test_equality
obj = Pathname.new("a")
str = "a"
sym = :a
ano = AnotherStringLike.new("a")
assert_equal(false, obj == str)
assert_equal(false, str == obj)
assert_equal(false, obj == ano)
assert_equal(false, ano == obj)
assert_equal(false, obj == sym)
assert_equal(false, sym == obj)
obj2 = Pathname.new("a")
assert_equal(true, obj == obj2)
assert_equal(true, obj === obj2)
assert_equal(true, obj.eql?(obj2))
end
def test_hashkey
h = {}
h[Pathname.new("a")] = 1
h[Pathname.new("a")] = 2
assert_equal(1, h.size)
end
def assert_pathname_cmp(e, s1, s2)
p1 = Pathname.new(s1)
p2 = Pathname.new(s2)
r = p1 <=> p2
assert(e == r,
"#{p1.inspect} <=> #{p2.inspect}: <#{e}> expected but was <#{r}>")
end
def test_comparison
assert_pathname_cmp( 0, "a", "a")
assert_pathname_cmp( 1, "b", "a")
assert_pathname_cmp(-1, "a", "b")
ss = %w(
a
a/
a/b
a.
a0
)
s1 = ss.shift
ss.each {|s2|
assert_pathname_cmp(-1, s1, s2)
s1 = s2
}
end
def test_comparison_string
assert_equal(nil, Pathname.new("a") <=> "a")
assert_equal(nil, "a" <=> Pathname.new("a"))
end
def pathsub(path, pat, repl) Pathname.new(path).sub(pat, repl).to_s end
defassert(:pathsub, "a.o", "a.c", /\.c\z/, ".o")
def pathsubext(path, repl) Pathname.new(path).sub_ext(repl).to_s end
defassert(:pathsubext, 'a.o', 'a.c', '.o')
defassert(:pathsubext, 'a.o', 'a.c++', '.o')
defassert(:pathsubext, 'a.png', 'a.gif', '.png')
defassert(:pathsubext, 'ruby.tar.bz2', 'ruby.tar.gz', '.bz2')
defassert(:pathsubext, 'd/a.o', 'd/a.c', '.o')
defassert(:pathsubext, 'foo', 'foo.exe', '')
defassert(:pathsubext, 'lex.yy.o', 'lex.yy.c', '.o')
defassert(:pathsubext, 'fooaa.o', 'fooaa', '.o')
defassert(:pathsubext, 'd.e/aa.o', 'd.e/aa', '.o')
def root?(path)
Pathname.new(path).root?
end
defassert(:root?, true, "/")
defassert(:root?, true, "//")
defassert(:root?, true, "///")
defassert(:root?, false, "")
defassert(:root?, false, "a")
def test_destructive_update
path = Pathname.new("a")
path.to_s.replace "b"
assert_equal(Pathname.new("a"), path)
end
def test_null_character
assert_raise(ArgumentError) { Pathname.new("\0") }
end
def test_taint
obj = Pathname.new("a"); assert_same(obj, obj.taint)
obj = Pathname.new("a"); assert_same(obj, obj.untaint)
assert_equal(false, Pathname.new("a" ) .tainted?)
assert_equal(false, Pathname.new("a" ) .to_s.tainted?)
assert_equal(true, Pathname.new("a" ).taint .tainted?)
assert_equal(true, Pathname.new("a" ).taint.to_s.tainted?)
assert_equal(true, Pathname.new("a".taint) .tainted?)
assert_equal(true, Pathname.new("a".taint) .to_s.tainted?)
assert_equal(true, Pathname.new("a".taint).taint .tainted?)
assert_equal(true, Pathname.new("a".taint).taint.to_s.tainted?)
str = "a"
path = Pathname.new(str)
str.taint
assert_equal(false, path .tainted?)
assert_equal(false, path.to_s.tainted?)
end
def test_untaint
obj = Pathname.new("a"); assert_same(obj, obj.untaint)
assert_equal(false, Pathname.new("a").taint.untaint .tainted?)
assert_equal(false, Pathname.new("a").taint.untaint.to_s.tainted?)
str = "a".taint
path = Pathname.new(str)
str.untaint
assert_equal(true, path .tainted?)
assert_equal(true, path.to_s.tainted?)
end
def test_freeze
obj = Pathname.new("a"); assert_same(obj, obj.freeze)
assert_equal(false, Pathname.new("a" ) .frozen?)
assert_equal(false, Pathname.new("a".freeze) .frozen?)
assert_equal(true, Pathname.new("a" ).freeze .frozen?)
assert_equal(true, Pathname.new("a".freeze).freeze .frozen?)
assert_equal(false, Pathname.new("a" ) .to_s.frozen?)
assert_equal(false, Pathname.new("a".freeze) .to_s.frozen?)
assert_equal(false, Pathname.new("a" ).freeze.to_s.frozen?)
assert_equal(false, Pathname.new("a".freeze).freeze.to_s.frozen?)
end
def test_to_s
str = "a"
obj = Pathname.new(str)
assert_equal(str, obj.to_s)
assert_not_same(str, obj.to_s)
assert_not_same(obj.to_s, obj.to_s)
end
def test_kernel_open
count = 0
result = Kernel.open(Pathname.new(__FILE__)) {|f|
assert(File.identical?(__FILE__, f))
count += 1
2
}
assert_equal(1, count)
assert_equal(2, result)
end
def test_each_filename
result = []
Pathname.new("/usr/bin/ruby").each_filename {|f| result << f }
assert_equal(%w[usr bin ruby], result)
assert_equal(%w[usr bin ruby], Pathname.new("/usr/bin/ruby").each_filename.to_a)
end
def test_kernel_pathname
assert_equal(Pathname.new("a"), Pathname("a"))
end
def test_file_basename
assert_equal("bar", File.basename(Pathname.new("foo/bar")))
end
def test_file_dirname
assert_equal("foo", File.dirname(Pathname.new("foo/bar")))
end
def test_file_split
assert_equal(["foo", "bar"], File.split(Pathname.new("foo/bar")))
end
def test_file_extname
assert_equal(".baz", File.extname(Pathname.new("bar.baz")))
end
def test_file_fnmatch
assert(File.fnmatch("*.*", Pathname.new("bar.baz")))
end
def test_file_join
assert_equal("foo/bar", File.join(Pathname.new("foo"), Pathname.new("bar")))
lambda {
$SAFE = 1
assert_equal("foo/bar", File.join(Pathname.new("foo"), Pathname.new("bar").taint))
}.call
end
end